Uniomerus tetralasmus, Specimen #1276

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: October 24, 1973
Creator: Pettit, J.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1088

One preserved mussel specimen including the left valve only. The specimen exhibits a round shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 24, 1973
Creator: Pettit, J.
System: The UNT Digital Library